virtual L_INT LScreenCapture::CaptureArea(L_VOID)
Captures an image of the user selected area into the associated class object's bitmap.
Value | Meaning |
---|---|
SUCCESS | The function was successful. |
< 1 | An error occurred. Refer to Return Codes. |
The hot key needs to be pressed to complete the capture.
Win32, x64.
L_INT LScreenCapture__CaptureAreaExample(HWND hWnd)
{
L_INT nRet;
HDC hDC;
RECT rcClientRect;
LBitmap LeadBitmap;
LScreenCapture screenCapture(&LeadBitmap);
// CaptureArea - HotKey = F11
// Press the hotkey after calling the function to activate capture
nRet = screenCapture.CaptureArea();
if(nRet == SUCCESS)
{
hDC = GetDC(hWnd);
GetClientRect(hWnd, &rcClientRect);
LeadBitmap.Paint()->SetDC(hDC);
nRet = LeadBitmap.SetDstRect(&rcClientRect);
if(nRet != SUCCESS)
return nRet;
nRet = LeadBitmap.Paint()->PaintDC();
if(nRet != SUCCESS)
return nRet;
ReleaseDC(hWnd, hDC);
}
else
return nRet;
return SUCCESS;
}
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